CATH Classification
| Level | CATH Code | Description | 
|---|---|---|
 
	 | 
    2 | Mainly Beta | 
 
	 | 
    2.40 | Beta Barrel | 
 
	 | 
    2.40.10 | Thrombin, subunit H | 
 
	 | 
    2.40.10.10 | Trypsin-like serine proteases | 
Domain Context
CATH Clusters
| Superfamily | Trypsin-like serine proteases | 
| Functional Family | 
Enzyme Information
| 3.4.21.81 | 
							 Streptogrisin B. 
							based on mapping to UniProt P00777 		
							Hydrolysis of proteins with trypsin-like specificity. 
							-!- Belongs to peptidase family S1E. 
						 | 
					
UniProtKB Entries (2)
| P68390 | 
						 IOVO_MELGA 
						Meleagris gallopavo 
						Ovomucoid 
					 | 
				
| P00777 | 
						 PRTB_STRGR 
						Streptomyces griseus 
						Streptogrisin-B 
					 | 
				
PDB Structure
| PDB | 1SGD | 
| External Links | |
| Method | X-RAY DIFFRACTION | 
| Organism | Escherichia | 
| Primary Citation | 
					 Recruitment of a Buried K+ Ion to Stabilize the Negative Charge of Ionized P1 in the Hydrophobic Pocket: Crystal Structures of  Glu18, Gln18, Asp18 and Asn18 Variants of Turkey Ovomucoid Inhibitor Third Domain Complexed with Streptomyces griseus Protease B at Various pH's 
					    
					    To be Published 
					    
					 | 
			
